int addfileop(char[], char[], char[], char[]);
int removefileop(char[], char[]);
int movefileop(char[], char[], char[]);
char *get_fname(char[]);
char *get_fpath(char[]);
char *get_abspath(char[]);
int listfileop(char[], char[], char[]);
int exportfileop(char[], char[], char[]);
int updatefileop(char[], char[], char[]);
int copyfileop(char[], char[], char[]);
int searchfileop1 (char[], char[], char[]);
